Establish a Philadelphia Main Line presence with a 484 virtual number — Vanguard Group's Malvern headquarters managing $8T+ in global assets as the world's largest mutual fund company, GSK's Upper Merion pharmaceutical R&D campus, and Saint-Gobain's Malvern North American headquarters for high-performance building materials. Activate instantly.
Area code 484 covers Philadelphia's western suburbs — Chester County, Delaware County, and parts of Montgomery County. Vanguard Group is headquartered in Malvern and is the world's largest mutual fund company, managing over $8T in assets and employing 20,000+ in the Philadelphia suburbs. Saint-Gobain's North American headquarters is in Malvern, overseeing one of the world's largest building materials and high-performance materials operations. The Main Line's pharmaceutical and biotech corridor — anchored by GSK, AstraZeneca, and Siemens Healthineers in Upper Merion and Malvern — makes 484 the code of the Delaware Valley life sciences industry.
From Philadelphia to Scranton 484 covers the Mid-Atlantic region of Pennsylvania.
Vanguard Group manages $8T+ in assets from Malvern and is Chester County's largest employer. Financial technology, professional services, and compliance vendors build credibility with Vanguard's Main Line procurement community using a 484 number.
GSK, AstraZeneca, and Siemens Healthineers operate major R&D and manufacturing campuses in the 484 corridor. Life sciences vendors, CROs, and laboratory supply firms benefit from a 484 number when engaging the Delaware Valley's pharmaceutical procurement market.
Saint-Gobain's North American headquarters in Malvern oversees high-performance materials and construction products across the US. Industrial materials, engineering, and professional services vendors use a 484 number to reach Saint-Gobain's Chester County procurement team.
484 was introduced in 2000 as a split from 610, serving the growing western suburb communities of the Philadelphia metro — from the Main Line's investment and pharmaceutical campuses to the Chester County agricultural fringe.
Every 484 number includes fourteen professional tools for Philadelphia's western suburb economy — compliance call recording for Vanguard Group's Malvern vendor requirements, IVR for GSK's pharmaceutical research supplier community, and analytics for Saint-Gobain's Malvern industrial corridor and the Main Line's investment, life sciences, and professional services market.
Redirect every call to any device — mobile, desk phone, or laptop. Set rules by time, caller, or team.
Four steps. Five minutes. No technical setup, no hardware required.
Browse 484 numbers by Malvern, King of Prussia, West Chester, Exton, or Phoenixville prefix — or port your existing Main Line number for free.
Select a plan for your Main Line team — Vanguard financial services vendor, GSK pharmaceutical partner, or Saint-Gobain industrial supplier, every feature included.
Configure your 484 line with Eastern Time routing for Vanguard's trading-hours schedule and GSK's R&D operations calendar.
Take 484 calls anywhere — Vanguard's Malvern investment community, GSK's Upper Merion R&D procurement network, and the Main Line's investment, pharmaceutical, and professional services economy all see a trusted local number.
Pick a region, then select any state to see every active area code with city coverage, time zones, and a number-picker shortcut.
Everything you need to know before getting a virtual 484 phone number. Our team is one click away for anything else.
Yes. Every TKOS 484 number supports two-way SMS and MMS. Send and receive texts from the web dashboard, mobile app, or desktop — using the same 484 number your customers already know.
Yes. Anyone in the US — or internationally — can dial your 484 number just like a regular phone. The local Pennsylvania area code builds trust with local callers while the number works globally.
The 484 area code was introduced in 1995 and serves the Mid-Atlantic region of Pennsylvania.
Yes. TKOS supports custom digit sequences on 484 area code numbers. Search for your preferred pattern when selecting a number — vanity sequences are available at no extra cost.
Yes — porting your existing 484 number to TKOS is completely free. Most Pennsylvania port-ins complete in 5–10 business days with zero downtime, and your 484 calls keep routing normally throughout the transition.
Try the full UCaaS platform — business phone, team chat, video and AI contact center — free. The platform you pilot today carries your millionth minute. No migration. No replatforming.