Area code 850: Florida
Area code 850 is a US state area code for Florida, on Eastern Time and Central Time. It has 785 prefixes in service across 64 rate centers, the largest being Tallahassee, Pensacola and Panama City. It shares its area with 448, so local numbers there can start with any of them. Local calls there take 10 digits.
Local time in area code 850
America/New_York
America/Chicago
Prefixes in service
785 of 792 possible
64 rate centers
Area code 850 facts
| Location | Florida, United States |
|---|---|
| Time zones | Eastern Time and Central Time |
| Overlays | 448 |
| Split from | 904 |
| In service since | June 23, 1997 |
| Local calls | 10 digits; toll calls 1 + 10 digits |
| Carrier | Not shown. An area code is where a number was issued; numbers port between carriers. Check line type |
Which cities and towns use area code 850?
NANPA records each prefix against a rate center, the local billing area a number belongs to, usually named after its main town. These are the 850 rate centers with the most prefixes in service. 52 smaller ones aren't listed.
| Rate center | Prefixes |
|---|---|
| Tallahassee | 156 |
| Pensacola | 143 |
| Panama City | 63 |
| Fort Walton Beach | 61 |
| Destin | 25 |
| Crestview | 20 |
| Panama City Beach | 15 |
| Pace | 14 |
| Milton | 14 |
| Marianna | 12 |
| Chipley | 12 |
| Gulf Breeze | 10 |
Source: NANPA central office code assignments, file dated 10/17/2026. Each prefix holds up to 10,000 numbers.
How do I dial a 850 number?
NANPA's dialling plan for 850: local calls inside the code take 10 digits, toll calls 1 + 10 digits. From another area code, dial 1 first. From abroad, use +1. The examples use 555-0147, from a range reserved for fictional numbers.
| Local call inside 850 | 850-555-0147 |
|---|---|
| From another US or Canadian area code | 1-850-555-0147 |
| From outside North America | +1 850 555 0147 |
| E.164, for CRMs and SMS tools | +18505550147 |
When did area code 850 start?
Area code 850 went into service on June 23, 1997, split from 904. Today 850 and 448 cover the same area as an overlay, which is why 10-digit dialling is needed for local calls there.
Tools for 850 numbers
- Area code lookup
Look up any code or a whole list of numbers, or find the codes for a state or city.
- Area code time zone
Local time for a list of numbers, with a callable-now flag.
- NPA-NXX lookup
Rate center and state for one prefix, a level below the area code.
- TCPA calling hours checker
Whether it's inside the federal 8 a.m. to 9 p.m. calling window there now.
Next step
A 850 number tells you where it was issued, not what it is now.
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Area code 850 questions
- What state is area code 850?
- Area code 850 is in Florida, United States. Its largest rate centers by number of prefixes are Tallahassee, Pensacola, Panama City, Fort Walton Beach and Destin.
- What time zone is area code 850 in?
- Eastern Time and Central Time. The code crosses a time zone line, so the local time depends on where in the area the number was issued.
- What area codes overlay 850?
- 448. An overlay adds a new code to the same area instead of splitting it, so neighbours can have different area codes and local calls need 10 digits.
- When did area code 850 start?
- Area code 850 went into service on June 23, 1997, split from 904.
- Is an 850 number a cell phone or a landline?
- The area code can't tell you. In the US and Canada mobiles, landlines and VoIP lines share area codes and prefixes, and numbers move between carriers and line types. Only a live line-type lookup answers it for one number.
- How many phone numbers does area code 850 have?
- 785 of its 792 possible prefixes are in service, and each prefix holds up to 10,000 numbers. That counts prefixes assigned to carriers, not numbers in use.
Other area codes in Florida
239305321324352386407448561645656689727728754772786813863904941954
Sources
Location, overlays, in-service date and dialling plan: NANPA NPA database, file dated 10/16/2026. Prefixes and rate centers: NANPA central office code assignments, 10/17/2026. Time zones mapped to the IANA time zone database. By the SimpleVerifier Team; how we build these pages.