Get a local business phone number in Dilley, TX

Dilley area codes

Dilley city is a Census place in Frio County, Texas, with an estimated 3,953 residents in 2024. All 5 exchanges NANPA lists for its rate center are in area code 830. Dilley is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 830 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Who holds Dilley phone exchanges

4 carriers hold the 5 exchanges assigned to Dilley's rate center. Frontier Southwest INC d/b/a Frontier Comm of Texas has the most, with 2. 4 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.

Dilley phone prefixes

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Dilley. The earliest assignment date recorded in the file for these codes is 2001. None were assigned in 2020 or later.

Rate centers and local calling in Dilley

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

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

Businesses around Dilley

Dilley is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 670,878 business establishments in Texas in 2023, employing 12,012,629 people. The largest sectors by establishment count are retail trade (84,369), professional, scientific, and technical services (83,842), and health care and social assistance (80,576).

Setting up a Dilley business line

Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.

Porting a number you already use in Dilley 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 18 users, the rounded average establishment size in Texas. At list prices checked September 28, 2026, that is $449.10 a month on Ooma Office Pro and $540.00 on RingCentral RingEX Core. Callata comes to $359.00 a month for 18 users ($99 a month with 5 users included, then $20 per additional user), below both.