Get a local business phone number in Hattiesburg, MS

What area code is Hattiesburg, MS?

With 48,522 residents in the Census 2024 estimate, Hattiesburg sits in Forrest County, Mississippi. NANPA lists 61 exchanges for its rate center across 2 area codes; 601 has the most (55, 90%). 601 is part of an overlay with 769, so a new local number in Hattiesburg may carry any of those codes depending on which have numbers available. Hattiesburg is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 601 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Hattiesburg exchanges by carrier

18 carriers hold the 61 exchanges assigned to Hattiesburg's rate center. Bellsouth Telecomm INC d/b/a South Central Bell Tel has the most, with 18. 30 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Hattiesburg can come from any of these blocks; once it is yours, porting lets it move between providers.

Hattiesburg phone prefixes

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Hattiesburg. The earliest assignment date recorded in the file for these codes is 2001. 4 of the 61 were assigned in 2020 or later.

When Hattiesburg's exchanges were assigned

Assignment dates show when each block of Hattiesburg numbers was added to the local supply.

Rate centers and local calling in Hattiesburg

NANPA ties every exchange to a rate center. For Hattiesburg that is HATTIESBG, so a number from one of these exchanges reads as local to people in and around Hattiesburg.

Keeping an existing Hattiesburg number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 601 when you pick it.

Who does business near Hattiesburg

Hattiesburg is part of the Hattiesburg, MS metro area, home to 157,000 people in 2024. County Business Patterns counted 3,378 business establishments in the Hattiesburg, MS metro area in 2023, employing 53,979 people. The largest sectors by establishment count are retail trade (641), health care and social assistance (415), and accommodation and food services (361).

A Hattiesburg number on Callata

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

If you already have a number in Hattiesburg, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

The comparison below uses 16 users, the rounded average establishment size in the Hattiesburg, MS metro area. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.