Advocate Christ in Oak Lawn, Silver Cross in New Lenox, the Bridgeview and Markham courthouses, the Orland Park / Tinley Park corporate corridor — Comet Messenger has run the south suburbs for fifty years. Pickup typically dispatches in 45–75 minutes during business hours.
Comet Messenger Service covers Chicago's south and southwest suburbs — Oak Lawn, Burbank, Chicago Ridge, Bridgeview, Palos Heights, Orland Park, Tinley Park, Homewood, Flossmoor, Olympia Fields, Matteson, New Lenox, Mokena, and Frankfort. Direct Dan Ryan / I-294 / I-55 access from Comet's near-west-side hub means most south-suburb pickups dispatch within 45–75 minutes. Call (312) 786-2288 — 24 hours a day, 365 days a year.
The south suburbs are three jobs in one corridor: healthcare anchored by Advocate Christ Medical Center in Oak Lawn and Silver Cross in New Lenox; legal anchored by the Cook County Bridgeview and Markham branch courthouses plus the Will County courthouse system; and corporate & retail anchored by the Orland Park / Tinley Park corridor along LaGrange Road and 159th. Comet runs all three.
Advocate Christ Medical Center on 95th Street — lab specimens, signed records, STAT runs. Daily route.
South-side residential and small-business pickups. Same-day document and parcel service.
Bridgeview Courthouse (5th Municipal District, 10220 S 76th Ave) — same-day filings, Streak tier for time stamps.
Professional services, medical office buildings, and residential pickups across the Cal-Sag corridor.
LaGrange Road and 159th corporate corridor, Tinley Park Convention Center, regional law firms. Cargo van for boxed items.
Professional services, downtown commuter corridor, Metra-line offices. Cross-suburban runs.
Markham Courthouse (6th Municipal District, 16501 S Kedzie) — same-day filings. Corporate offices along I-80.
Silver Cross Hospital in New Lenox, the I-355 corridor, and Will County corporate cluster. TSA-certified ORD / MDW runs.
South-suburbs-to-downtown is a daily route. Dan Ryan / I-57 north lands in the Loop in 35–55 minutes off-peak.
Pickup typically dispatches in 45–75 minutes — Oak Lawn to Frankfort, every business day.