TKOS — Tech Knowledge Open Systems
  • Pricing
Sign in
TKOS
  • Pricing
+27 10 070 6007info@techopensystems.co.za
Sign in
Area Codes›Arizona›623
623 · WEST VALLEY PHOENIX METRO

Get a 623 area code phone number for the West Valley.

Establish a local presence in Glendale, Peoria, Surprise, and the booming West Valley suburbs. Activate a virtual 623 number in seconds — no hardware, no office, no carrier delays.

Get your 623 number freeSee Pricing
No credit card requiredLive in secondsCancel anytime
Your new numberLive
(623)555-0142
City
Glendale, AZ
Provisioned
0.4s
  • Call forwarding
    Ring any device, anywhere
  • Voicemail-to-email
    Transcripts in your inbox
  • Two-way SMS / MMS
    Text from your 623 line
WHAT IS · 623 AREA CODE

What is the 623 area code?

Introduced in 1999 as a split from the original 602, the 623 area code serves the entire West Valley of Phoenix — one of the fastest-growing regions in the US.

1999
Year introduced
Split from original 602
1.6M+
West Valley residents
Across 9+ cities
UTC-7
Time zone
Mountain Time, no DST
Top 3
Fastest-growing metro
Nationally ranked
9+
Cities covered
All of West Maricopa
What is 623

The 623 area code covers the West Valley of the Phoenix metro — Glendale, Peoria, Surprise, Avondale, Goodyear, Litchfield Park, Buckeye, El Mirage, and Sun City. Created in 1999 when rapid suburban growth split 602, it now serves 1.6M+ residents across one of America's fastest-expanding corridors.

Key facts
RegionWest Valley · Phoenix Metro
CountyMaricopa County, AZ
Split from602 · original Phoenix code
Time zoneMountain Time (MST, no DST)
ServiceWestern Maricopa County
CITIES & COVERAGE

Cities served by area code 623.

From Glendale and Peoria to the booming Buckeye corridor, 623 covers the entire western half of the Phoenix metro.

9+
Cities
1.6M+
Residents
1999
Year introduced
No DST
Mountain Time
623 · West Valley
West Valley, Phoenix
GlendaleCore
250K+ residents
PeoriaCore
195K+ residents
SurpriseGrowing
145K+ residents
AvondaleGrowing
90K+ residents
GoodyearGrowing
95K+ residents
BuckeyeFastest growing
110K+ residents
Sun CityRetirement
40K+ residents
El MirageSuburb
35K+ residents
Litchfield ParkSuburb
8K+ residents
WHY 623 · FOUR REASONS

Why choose a 623 number?

Four reasons a local 623 number outperforms a toll-free or out-of-area line in the West Valley.

01

Authentic West Valley presence

A 623 number tells Glendale, Peoria, Surprise and Buckeye customers you're local — and local numbers get answered far more often.

02

One of the fastest-growing regions

The West Valley is among the fastest-expanding suburban corridors in the country, driving steady demand for local businesses.

03

A trusted Phoenix-metro code

Active since 1999, 623 is instantly recognised across Maricopa County as a genuine metro-Phoenix area code.

04

Live in seconds, no hardware

Activate a 623 number instantly and route every call, text, and voicemail to any device — anywhere in the world.

14 FEATURES · ZERO ADD-ONS

Everything included on every 623 number.

Fourteen professional capabilities — hover any row to spotlight what it does, what's included, and how it shows up in the dashboard.

STACK · CALLING01 / 14

Call forwarding

Redirect every 623 call to any device — mobile, desk phone, or laptop. Set rules by time, caller, or team.

Mobile, desk, laptop
Time-based rules
Per-team logic
Failover backup
CallingIncluded
HOW TO GET · UNDER 5 MINUTES

How to get a 623 phone number.

Four steps. Five minutes. No technical setup, no hardware required.

01
Step one

Pick a 623 number

Search available 623 numbers by city or prefix — or port your existing West Valley number for free.

  • Filter by city or prefix
  • Vanity sequences supported
  • Free number porting
02
Step two

Choose a plan

Flexible monthly plans for any team size — every feature included on every plan.

  • Month-to-month or annual
  • All features on every plan
  • No setup or hardware fees
03
Step three

Configure & activate

Set up forwarding, voicemail, and IVR from the dashboard — your 623 number is live in seconds.

  • Drag-and-drop IVR builder
  • Forward to any device
  • AZ time-zone aware (no DST)
04
Step four

Start taking calls

Receive calls and texts on any device. West Valley customers see a local 623 number every time.

  • Mobile, desk, browser, laptop
  • Live analytics from call #1
  • 24/7 expert support
FAQ

623 area code questions, answered.

Everything you need to know before getting a virtual 623 phone number. Our team is one click away for anything else.

Area code 623 serves the West Valley of the Phoenix metro — including Glendale, Peoria, Surprise, Avondale, Goodyear, Litchfield Park, Buckeye, El Mirage, and Sun City — across western Maricopa County, Arizona.

Get A Free Trial

Start free. Scale on the same network.

The platform you pilot today is the platform that carries your millionth minute. No migration. No replatforming. No renegotiation.

Get A Free TrialSee Pricing
Free trialNo card requiredPort numbers freeMonth-to-month billing
TKOS — Tech Knowledge Open Systems

Africa's #1 Dynamic & Reliable Telecom Leader

Cloud phone, AI contact center and unified communications on one tier-1 SA telecom network.

Platform

  • UCaaS Platform
  • Hosted Phone System
  • AI Contact Center
  • TKOS AI Suite
  • Business SMS & MMS
  • Online Fax
  • HD Video Meetings

Solutions

  • Sales Teams
  • Support Teams
  • Remote Teams
  • Healthcare
  • Retail
  • Financial Services
  • Logistics

Features

  • Auto-Attendant & IVR
  • Call Recording
  • Conversation Intelligence
  • AI Sentiment Analysis
  • AI Virtual Assistant
  • Sales Call Intelligence

Company

  • About
  • Contact
  • Pricing
  • Compare

Resources

  • Blog
  • Country Codes
  • Area Codes
  • Documentation
  • API Reference
  • System Status
  • Security
Spaces Broadacres Willow Wood, 220 3rd Avenue, Fourways, Gauteng 2191
+27 10 070 6007www.tkos.co.za

© 2026 Tech Knowledge Open Systems (TKOS) · All rights reserved.

Sitemap·Privacy·Terms