Get a local business phone number in Keystone Heights, FL

What area code is Keystone Heights, FL?

Keystone Heights city is a Census place in Clay County, Florida, with an estimated 1,566 residents in 2024. All 7 exchanges NANPA lists for its rate center are in area code 352. Keystone Heights is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 352 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Phone carriers in Keystone Heights

6 carriers hold the 7 exchanges assigned to Keystone Heights's rate center. Powertel Jacksonville Licenses, INC. has the most, with 2. 6 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 Keystone Heights

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Keystone Heights. The earliest assignment date recorded in the file for these codes is 2002. 2 of the 7 were assigned in 2020 or later.

When Keystone Heights's exchanges were assigned

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

How local numbers work in Keystone Heights

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

New local numbers are drawn from carrier inventory, so the exact 352 numbers available change over time; porting an existing number is free.

Who does business near Keystone Heights

Keystone Heights is part of the Jacksonville, FL metro area, home to 1.8 million people in 2024. County Business Patterns counted 44,152 business establishments in the Jacksonville, FL metro area in 2023, employing 664,343 people. The largest sectors by establishment count are professional, scientific, and technical services (5,674), retail trade (5,351), and health care and social assistance (5,184).

Business phone service in Keystone Heights

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 Keystone Heights 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.

Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Jacksonville, FL metro area, 15 users on RingCentral RingEX Core come to $450.00 a month and on Ooma Office Pro $374.25, at month-to-month list prices checked September 28, 2026. Callata comes to $299.00 a month for 15 users ($99 a month with 5 users included, then $20 per additional user), below both.