Coverage Map
We Serve the Entire St. Louis Metro
From north St. Louis County to Monroe County Illinois — Philibert Security covers the full bi-state metro area with the same local team and UL-listed monitoring. 50+ cities, one phone number.
Quick Area Finder
Select a ZIP code, city, or county to jump straight to your service area page.
- Missouri — STL City
- 63101–63150 — St. Louis City
- Missouri — St. Louis County
- 63005 — Chesterfield / Wildwood
- 63011 — Ballwin / Ellisville / Manchester
- 63017 — Chesterfield
- 63021 — Ballwin / Manchester
- 63025 — Eureka
- 63026 — Fenton
- 63031 — Florissant
- 63033 — Florissant
- 63034 — Florissant
- 63038 — Wildwood
- 63042 — Hazelwood
- 63043 — Maryland Heights
- 63044 — Bridgeton
- 63069 — Wildwood
- 63088 — Valley Park
- 63105 — Clayton
- 63117 — Richmond Heights
- 63119 — Webster Groves
- 63122 — Kirkwood
- 63123 — Affton
- 63124 — Ladue
- 63125 — Mehlville
- 63127 — Sunset Hills
- 63129 — Oakville
- 63130 — University City
- 63131 — Des Peres
- 63132 — Olivette / Univ. City
- 63135 — Ferguson
- 63141 — Creve Coeur
- 63143 — Maplewood
- 63144 — Brentwood
- Missouri — St. Charles County
- 63301 — St. Charles
- 63303 — St. Charles
- 63366 — O’Fallon MO
- 63367 — Lake St. Louis
- 63368 — Dardenne Prairie / O’Fallon
- 63376 — Cottleville / St. Peters
- 63385 — Wentzville
- Missouri — Jefferson County
- 63010 — Arnold
- 63049 — High Ridge
- Illinois — St. Clair County
- 62208 — Fairview Heights
- 62220 — Belleville
- 62221 — Belleville
- 62226 — Swansea
- 62258 — Mascoutah
- 62269 — O’Fallon IL
- Illinois — Madison County
- 62002 — Alton
- 62025 — Edwardsville
- 62034 — Glen Carbon
- 62040 — Granite City
- 62062 — Maryville
- 62234 — Collinsville
- 62294 — Troy
- Illinois — Monroe County
- 62236 — Columbia
- 62298 — Waterloo
- Missouri — STL City
- St. Louis City
- Missouri — St. Louis County
- Affton
- Ballwin
- Brentwood
- Bridgeton
- Chesterfield
- Clayton
- Creve Coeur
- Des Peres
- Ellisville
- Eureka
- Fenton
- Ferguson
- Florissant
- Hazelwood
- Kirkwood
- Ladue
- Manchester
- Maplewood
- Maryland Heights
- Mehlville
- Oakville
- Olivette
- Richmond Heights
- Sunset Hills
- University City
- Valley Park
- Webster Groves
- Wildwood
- Missouri — St. Charles County
- Cottleville
- Dardenne Prairie
- Lake St. Louis
- O’Fallon MO
- St. Charles
- St. Peters
- Wentzville
- Missouri — Jefferson County
- Arnold
- High Ridge
- Illinois — St. Clair County
- Belleville
- Fairview Heights
- Mascoutah
- O’Fallon IL
- Swansea
- Illinois — Madison County
- Alton
- Collinsville
- Edwardsville
- Glen Carbon
- Granite City
- Maryville
- Troy
- Illinois — Monroe County
- Columbia
- Waterloo
- Missouri
- St. Louis City — MO (Independent)
- St. Louis County — MO
- St. Charles County — MO
- Jefferson County — MO
- Illinois
- St. Clair County — IL
- Madison County — IL
- Monroe County — IL
Missouri
St. Louis City — Independent Municipality
St. Louis City is not part of St. Louis County — it is its own independent jurisdiction with separate permits, police, and city codes. We serve the entire city.
Missouri
St. Louis County Communities
Every city in St. Louis County — from the inner ring to the outer suburbs — is covered by our local team.
Affton
Missouri
63123
Ballwin
Missouri
63011, 63021
Brentwood
Missouri
63144
Bridgeton
Missouri
63044
Chesterfield
Missouri
63005, 63017
Clayton
Missouri
63105
Creve Coeur
Missouri
63141
Des Peres
Missouri
63131
Ellisville
Missouri
63011
Eureka
Missouri
63025
Fenton
Missouri
63026
Ferguson
Missouri
63135
Florissant
Missouri
63031, 63033, 63034
Hazelwood
Missouri
63042
Kirkwood
Missouri
63122
Ladue
Missouri
63124
Manchester
Missouri
63011, 63021
Maplewood
Missouri
63143
Maryland Heights
Missouri
63043
Mehlville
Missouri
63125
Oakville
Missouri
63129
Olivette
Missouri
63132
Richmond Heights
Missouri
63117
Sunset Hills
Missouri
63127
University City
Missouri
63130, 63132
Valley Park
Missouri
63088
Webster Groves
Missouri
63119
Wildwood
Missouri
63005, 63038, 63069
Missouri
St. Charles County Communities
Missouri's fastest-growing county — we cover every major community from Cottleville to Wentzville.
Missouri
Jefferson County Communities
South of St. Louis County, extending into Jefferson County along the I-44 and Highway 141 corridors.
Illinois
St. Clair County Communities
We are fully licensed in Illinois — the same local team and UL-listed monitoring serves both sides of the river.
Illinois
Madison County Communities
From Edwardsville and Glen Carbon to Alton and Troy — full coverage across Madison County, Illinois.
Illinois
Monroe County Communities
Our Illinois service extends south into Monroe County, covering Columbia and Waterloo.
Don't see your city? We serve the entire metro area. Contact us to confirm coverage at your address.
Why Local Matters
One St. Louis Team Covering All of It
Unlike national chains that route service calls through distant dispatch centers, every Philibert technician lives and works in the St. Louis metro. Faster installs, faster service, and a team that knows your neighborhood — Missouri or Illinois.
Same-Day Service
Local technicians mean no waiting a week for the next regional truck. We typically schedule same-day or next-day for most service calls across all 50+ cities.
City-by-City Code Knowledge
Permit requirements differ city by city across Missouri and Illinois. Our team knows every jurisdiction and pulls the right permits — every time.
One Point of Contact
One local number reaches the same team regardless of which city you're in — not a national call center that transfers you three times before anyone helps.
55+ Years Serving STL
Protecting St. Louis homes and businesses since 1971. Institutional knowledge of this metro area — both sides of the river — that no national chain can replicate.