610 covers Allentown, Reading, King Of Prussia and more, on Eastern time. Paste a 610 number to see whether it is valid, mobile or landline, and whether it has been reported.
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By number of exchanges assigned to each rate centre — where most 610 numbers were issued.
The carrier each block of numbers was assigned to. A number that has been ported keeps its digits and changes network, so this is where a 610 number started, not necessarily where it is today.
Between Aug 25, 2026 and Oct 15, 2026, consumers filed 1,676 complaints with the FTC about 1,562 different 610 numbers; 54% were recorded messages. A caller ID can be spoofed, so a complaint against a number is evidence about calls showing that number, not proof about its owner. How 610 compares with other area codes →
Calling a list of 610 numbers? Check up to 20 at once on the free call list cleaner — line type, carrier and complaint history for each — or one number on the spam phone checker.
610 is in Pennsylvania, United States. Its busiest exchanges are in Allentown, Reading, King Of Prussia, West Chester.
Eastern (UTC−5, UTC−4 in summer).
Dial your exit code, then 1, then 610 and the seven-digit number: +1 610 XXX XXXX. Stored for a dialer or CRM, that is +1610XXXXXXX in E.164.
The area code says nothing on its own — spammers spoof local codes so the call looks familiar. In the FTC's complaint files since Aug 25, 2026, 1,562 different 610 numbers were reported. Check the exact number with the free lookup above.