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Freight Carrier · Phoenix, AZ

SOUTHWEST MOBILE STORAGE INC

1005 N 50TH ST · Phoenix, AZ 85008

AUTHORIZED FOR:
(602) 257-4484 Tap to call
  • MC #435257
  • USDOT #901662 USDOT Active
  • 46
    Power Units
  • 29
    Drivers
  • Carrier
    Entity Type

About this carrier

SOUTHWEST MOBILE STORAGE INC is a Phoenix, AZ freight carrier that is authorized for: in the state of Arizona. This company has 46 truck(s) in their fleet and 29 truck drivers. Their motor carrier number is MC-435257 and their USDOT number is 901662.

Sourced from FMCSA SAFER · last filed 10/23/2025 · last updated Oct 28, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 10/23/2025
  • MCS-150 Mileage 1,870,000 (2024)

Authority & Operations

Operation Classification
  • Authorized for Hire
  • Private (Property)
Carrier Operation
  • Interstate

Cargo Authorized

  • Intermodal Containers

Operating Territory

Map of states where this carrier has roadside inspections California — 17 inspections (past 24 months) California — 17 inspections (past 24 months) California — 17 inspections (past 24 months) California — 17 inspections (past 24 months) California — 17 inspections (past 24 months) Colorado — 11 inspections (past 24 months) Arizona — 11 inspections (past 24 months) Texas — 1 inspection (past 24 months) Texas — 1 inspection (past 24 months)

Inspection activity   Inspected in 4 states over the past 24 months: CA (17), CO (11), AZ (11), TX (1). Home base: Phoenix, Arizona.

Safety Record

10 Severe Violations Updated Oct 17, 2026

Crashes (24 mo)

  • 0
    Fatal
  • 1
    Injury
  • 0
    Tow
  • 1
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0.29 2 Crash Indicator Not Public — Hours of Service 0 0 Vehicle Maintenance 7.45 23 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0 0

Inspection Summary

  • 40
    Total
  • 16
    Clean
  • 24
    With violations

24-month window ending Sep 25, 2026

Violations Cited 39 unique codes

Critical 11

  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS2× OOS×2 SW 8
  • 393.75C-TAOTD-LT2/32Tires - Less than 2/32 inch tread depth2× SW 8
  • 393.75B-TFVTires - Front, less than 4/32 inch tread depth1× SW 8
  • 393.100B-CCargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV1× OOS×1 SW 7
  • 393.126D-CIMIntermodal Containers - Improper securement of empty intermodal containers transported on vehicles other than container chassis vehicle(s)1× OOS×1 SW 7
  • 393.207A-SAPPASSuspension - Axle positioning part cracked/broken/loose/missing resulting in axle shift1× OOS×1 SW 7
  • 393.9A-LSLIWRLighting - Stop lamps - Both inoperative when required to be on1× OOS×1 SW 6
  • 393.9A-LTSILighting - Turn signal - Any inoperative on the rearmost vehicle.1× OOS×1 SW 6
  • 396.3A1-DLDSUJBCBDriveline/Driveshaft - Any missing, broken or loose universal joint bearing cap bolt, bearing strap or retainer bolt1× OOS×1 SW 3
  • 393.110C-CCargo - Insufficient tiedowns (with headerboard/blocking). At least one tiedown for every 10 feet of article length, or fraction thereof1× OOS×1 SW 3
  • 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination1× OOS×1 SW 0

Unsafe Driving 2

  • 392.2-SLLS3State/Local Laws - Speeding 11-14 miles per hour over the speed limit1× SW 7
  • 392.16-DDriver - Failed to use seat belt while operating a CMV1× SW 7

Vehicle Maintenance 26

  • 393.9A-LHLILighting - Headlamp(s) - Any inoperative3× SW 6
  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam2× SW 6
  • 393.9A-LFTSILighting - Front - Turn signal - inoperative1× SW 6
  • 393.9A-LBLLighting - Backup lamp inoperative1× SW 6
  • 393.9HInoperable head lamps1× SW 6
  • 393.45D-BAir Brake - Audible air leak at a proper connection4× SW 4
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19983× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection2× SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt1× SW 4
  • 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear1× SW 4
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured1× SW 4
  • 392.7A-DDriver - Failed to conduct pre-trip inspection or make use of required parts and accessories1× SW 4
  • 393.11A1-CSURRConspicuity Systems - Truck tractor, upper rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19972× SW 3
  • 393.11A1-CSLRRConspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19971× SW 3
  • 393.11No or defective lighting devices or reflective material as required1× SW 3
  • 393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.3× SW 2
  • 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured3× SW 2
  • 396.5B-HWSLHubs - Wheel seal leaking2× SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative1× SW 2
  • 393.9A-LILLighting - Identification lamp(s) inoperative1× SW 2
  • 393.205C-WRAWFLMIBWheel/Rim - Any wheel fasteners loose/missing/ineffective/broken.1× SW 2
  • 393.203C-CBPCab and Body Parts - Hood not securely fastened1× SW 2
  • 393.11A1-LILLighting - Identification lamp(s) missing1× SW 2
  • 393.60(d)Windshield / Windows - Tinting permits less than 70% of light transmittance2× SW 1
  • 393.78A-WSWashers - Inoperative washing system.1× SW 1
  • 393.60(c)Windshield - Damaged or Discolored1× SW 1

Locations

Physical Address
SOUTHWEST MOBILE STORAGE INC
1005 N 50TH ST
PHOENIX, AZ 85008
Mailing Address
Same as physical.

Location on Map

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