SITU → SITC Container Lines · carrier prefix
SITU Container Tracking — SITC Container Lines-Owned Prefix
Track on api.sitcline.com — official SITC Container Lines tracker
SITC Container Lines runs one of the densest intra-Asia grids from its Hong Kong listing and Shanghai operations, ranking fourteenth despite modest ship sizes.
A single code covers the pool, tracked via the sitcline.com query service.
4 letters + 7 digits, printed on the doors
SITU check digit: worked example
S | I | T | U | 8 | 0 | 5 | 1 | 1 | 3 |
|---|---|---|---|---|---|---|---|---|---|
| 30 | 19 | 31 | 32 | 8 | 0 | 5 | 1 | 1 | 3 |
| ×1 | ×2 | ×4 | ×8 | ×16 | ×32 | ×64 | ×128 | ×256 | ×512 |
| 30 | 38 | 124 | 256 | 128 | 0 | 320 | 128 | 256 | 1536 |
Sum 2816 → 2816 mod 11 = 0 → check digit 0 → SITU 805113-0
SITC Container Lines prefix family
| Prefix | SITU (this page) |
|---|
Prefix register verified against two independent sources on 2026-08-03.
Tracking with SITC Container Lines
api.sitcline.com serves the cargo-track query; paste the SITU number into the form.
Frequently asked questions
Who owns the SITU container prefix?
SITU is registered to SITC Container Lines, founded 1991 — one of 1 prefixes the line holds in the BIC register.
How do I track a SITU container?
Track SITU containers free on the official SITC Container Lines tracker at api.sitcline.com — paste the full 11-character number (like the SITU example on this page) and no account is needed.
Is SITU 8051130 a valid container number?
Yes — SITU 805113-0 passes ISO 6346 validation: the weighted letter-and-digit sum for SITU805113 leaves remainder 0 mod 11, giving check digit 0. The worked table for this SITU example is on this page.
Is SITU a shipping line prefix or a leasing company prefix?
SITU is a shipping-line (carrier) prefix — SITC Container Lines both owns the boxes and moves them, so owner and tracker are the same company.