Summary

Singapore toll-free number prefix list

This is not a single phone number detail page. It lists active toll-free prefixes in Singapore so users can open a prefix page, search a number or leave a comment.

This overview connects Singapore toll-free prefixes to the existing prefix detail pages. Only active ranges for the selected country are listed.

Number type: toll-free Total prefixes: 2,000 Last update: 2026-07-28
Country Singapore Singapore Country code: +65
Number type toll-free Prefix
Total prefixes 2,000 Pages 7 / 20
Number format +65 8123 4567 #### ####
Start number / End number 18000000 18000009
Phone prefix quality guide

How to use this list

This page groups active phone prefixes by country and line type. It helps users understand the expected number format before opening a specific prefix or checking a complete number.

Choose a prefix from the list, then complete the remaining digits on the prefix detail page to search, report or review a full phone number.

National example +65 8123 4567 #### ####
Line type toll-free Singapore
Active prefixes 2,000 Pages 7 / 20
Sample range 18000000 18000009
Safety note

A line type or prefix does not prove whether a call is safe. If a caller asks for money, passwords, card data or urgent verification, check the complete number and community reports first.

Prefix list FAQ

What does this list show?

It shows active prefixes for the selected country and line type, with example ranges and links to prefix detail pages.

Why are some prefixes less detailed?

Some ranges have no community comments yet. Technical prefix, type and format information still help users check a full number correctly.

How do I check a full number?

Open a prefix detail page or use the site search, then enter the complete phone number for comments, complaints and risk signals.

Phone safety center

More phone intelligence for this country

Continue with country-level data for Singapore: reports, spam trends, search activity and prefix statistics.

Popular Most searched numbers in Singapore See which phone numbers are being checked most often and open their detail pages. Reports Most reported phone numbers in Singapore Review numbers with the highest complaint activity and risk signals. Alerts Spam call alerts in Singapore Track fast-rising complaint and comment activity from the last days. Prefixes Top phone prefixes in Singapore Discover active phone prefixes and connect to their range pages. Statistics Phone directory statistics in Singapore Open the country dashboard with total ranges, comments, complaints and searches. Lookup Phone number lookup in Singapore Search a complete number to review comments, complaints and spam signals. Who called me Unknown caller lookup in Singapore Use this path when an unknown number contacted you. Validator Phone validator in Singapore Check whether the format and expected length match the country. Complaints Phone complaints in Singapore Read structured community complaint cases for this country. Premium report Premium number analysis in Singapore Run a deeper technical and risk report for a complete phone number.

Singapore toll-free number prefix list

Total prefixes: 2,000
Pages 7 / 20
1800600 18006000 18006009 toll-free Open prefix 1800601 18006010 18006019 toll-free Open prefix 1800602 18006020 18006029 toll-free Open prefix 1800603 18006030 18006039 toll-free Open prefix 1800604 18006040 18006049 toll-free Open prefix 1800605 18006050 18006059 toll-free Open prefix 1800606 18006060 18006069 toll-free Open prefix 1800607 18006070 18006079 toll-free Open prefix 1800608 18006080 18006089 toll-free Open prefix 1800609 18006090 18006099 toll-free Open prefix 1800610 18006100 18006109 toll-free Open prefix 1800611 18006110 18006119 toll-free Open prefix 1800612 18006120 18006129 toll-free Open prefix 1800613 18006130 18006139 toll-free Open prefix 1800614 18006140 18006149 toll-free Open prefix 1800615 18006150 18006159 toll-free Open prefix 1800616 18006160 18006169 toll-free Open prefix 1800617 18006170 18006179 toll-free Open prefix 1800618 18006180 18006189 toll-free Open prefix 1800619 18006190 18006199 toll-free Open prefix 1800620 18006200 18006209 toll-free Open prefix 1800621 18006210 18006219 toll-free Open prefix 1800622 18006220 18006229 toll-free Open prefix 1800623 18006230 18006239 toll-free Open prefix 1800624 18006240 18006249 toll-free Open prefix 1800625 18006250 18006259 toll-free Open prefix 1800626 18006260 18006269 toll-free Open prefix 1800627 18006270 18006279 toll-free Open prefix 1800628 18006280 18006289 toll-free Open prefix 1800629 18006290 18006299 toll-free Open prefix 1800630 18006300 18006309 toll-free Open prefix 1800631 18006310 18006319 toll-free Open prefix 1800632 18006320 18006329 toll-free Open prefix 1800633 18006330 18006339 toll-free Open prefix 1800634 18006340 18006349 toll-free Open prefix 1800635 18006350 18006359 toll-free Open prefix 1800636 18006360 18006369 toll-free Open prefix 1800637 18006370 18006379 toll-free Open prefix 1800638 18006380 18006389 toll-free Open prefix 1800639 18006390 18006399 toll-free Open prefix 1800640 18006400 18006409 toll-free Open prefix 1800641 18006410 18006419 toll-free Open prefix 1800642 18006420 18006429 toll-free Open prefix 1800643 18006430 18006439 toll-free Open prefix 1800644 18006440 18006449 toll-free Open prefix 1800645 18006450 18006459 toll-free Open prefix 1800646 18006460 18006469 toll-free Open prefix 1800647 18006470 18006479 toll-free Open prefix 1800648 18006480 18006489 toll-free Open prefix 1800649 18006490 18006499 toll-free Open prefix 1800650 18006500 18006509 toll-free Open prefix 1800651 18006510 18006519 toll-free Open prefix 1800652 18006520 18006529 toll-free Open prefix 1800653 18006530 18006539 toll-free Open prefix 1800654 18006540 18006549 toll-free Open prefix 1800655 18006550 18006559 toll-free Open prefix 1800656 18006560 18006569 toll-free Open prefix 1800657 18006570 18006579 toll-free Open prefix 1800658 18006580 18006589 toll-free Open prefix 1800659 18006590 18006599 toll-free Open prefix 1800660 18006600 18006609 toll-free Open prefix 1800661 18006610 18006619 toll-free Open prefix 1800662 18006620 18006629 toll-free Open prefix 1800663 18006630 18006639 toll-free Open prefix 1800664 18006640 18006649 toll-free Open prefix 1800665 18006650 18006659 toll-free Open prefix 1800666 18006660 18006669 toll-free Open prefix 1800667 18006670 18006679 toll-free Open prefix 1800668 18006680 18006689 toll-free Open prefix 1800669 18006690 18006699 toll-free Open prefix 1800670 18006700 18006709 toll-free Open prefix 1800671 18006710 18006719 toll-free Open prefix 1800672 18006720 18006729 toll-free Open prefix 1800673 18006730 18006739 toll-free Open prefix 1800674 18006740 18006749 toll-free Open prefix 1800675 18006750 18006759 toll-free Open prefix 1800676 18006760 18006769 toll-free Open prefix 1800677 18006770 18006779 toll-free Open prefix 1800678 18006780 18006789 toll-free Open prefix 1800679 18006790 18006799 toll-free Open prefix 1800680 18006800 18006809 toll-free Open prefix 1800681 18006810 18006819 toll-free Open prefix 1800682 18006820 18006829 toll-free Open prefix 1800683 18006830 18006839 toll-free Open prefix 1800684 18006840 18006849 toll-free Open prefix 1800685 18006850 18006859 toll-free Open prefix 1800686 18006860 18006869 toll-free Open prefix 1800687 18006870 18006879 toll-free Open prefix 1800688 18006880 18006889 toll-free Open prefix 1800689 18006890 18006899 toll-free Open prefix 1800690 18006900 18006909 toll-free Open prefix 1800691 18006910 18006919 toll-free Open prefix 1800692 18006920 18006929 toll-free Open prefix 1800693 18006930 18006939 toll-free Open prefix 1800694 18006940 18006949 toll-free Open prefix 1800695 18006950 18006959 toll-free Open prefix 1800696 18006960 18006969 toll-free Open prefix 1800697 18006970 18006979 toll-free Open prefix 1800698 18006980 18006989 toll-free Open prefix 1800699 18006990 18006999 toll-free Open prefix