Get a local business phone number in Wallingford, CT

What area code is Wallingford, CT?

Wallingford town is a Census town in South Central Connecticut Planning Region, Connecticut, with an estimated 44,389 residents in 2024. NANPA lists 20 exchanges for its rate center across 2 area codes; 203 has the most (14, 70%). 203 is part of an overlay with 475, so a new local number in Wallingford may carry any of those codes depending on which have numbers available. Wallingford is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 203 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Phone carriers in Wallingford

8 carriers hold the 20 exchanges assigned to Wallingford's rate center. Southern New England Telco d/b/a Frontier Comm of CT has the most, with 9. 15 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.

Local prefixes for Wallingford

These are the central office codes NANPA records for Wallingford. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 5 of the 20 were assigned in 2020 or later.

When Wallingford's exchanges were assigned

The table groups Wallingford's exchanges by the decade NANPA recorded them as assigned.

Rate centers and local calling in Wallingford

What a caller sees as "local" is the area code plus prefix. In Wallingford, those come from the WALLINGFD rate center, as recorded by NANPA.

If your business already has a Wallingford number, porting it to Callata is free and keeps it on your cards, listings and vehicles.

Businesses around Wallingford

Wallingford is part of the New Haven, CT metro area, home to 577,000 people in 2024. County Business Patterns counted 13,779 business establishments in the New Haven, CT metro area in 2023, employing 263,675 people. The largest sectors by establishment count are health care and social assistance (1,958), retail trade (1,860), and other services (except public administration) (1,537).

Setting up a Wallingford business line

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

Porting a number you already use in Wallingford is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

The comparison below uses 19 users, the rounded average establishment size in the New Haven, CT metro area. At list prices checked September 28, 2026, that is $474.05 a month on Ooma Office Pro and $570.00 on RingCentral RingEX Core. Callata comes to $379.00 a month for 19 users ($99 a month with 5 users included, then $20 per additional user), below both.