Area codes in Kissimmee, Florida

Kissimmee, Florida uses 3 area codes — 407, 321 and 689. The main Kissimmee area code is 407.

Area codes serving Kissimmee

Phone numbers in Kissimmee are written as ten digits — for example (407) 555-0190 — and fall in the Eastern Time zone.

How Kissimmee came to have 3 area codes

The original Kissimmee area code is 407, in service since 1988. As the area ran low on available numbers, overlay codes were added over the same region for new phone lines: 321 (1999) and 689 (2019). Existing numbers kept their original code — an overlay never forces anyone to change their number — which is why Kissimmee now uses all 3 codes and every local call is dialed with ten digits.

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Frequently asked questions

What is the area code for Kissimmee?

The main area code for Kissimmee, Florida is 407. Kissimmee is now served by 3 area codes in total: 407, 321, 689.

How many area codes does Kissimmee have?

Kissimmee has 3 area codes: 407, 321, 689.

Why does Kissimmee have more than one area code?

As Kissimmee used up the numbers available in its original area code (407, in service since 1988), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

How do you dial a Kissimmee number?

Dial all 10 digits — the area code (407 or 321 or 689) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.

Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.