В порт Санкт-Петербург осуществляют судозаходы крупнейшие морские контейнерные линии, а также основные фидерные линии Балтийского региона. Своих агентов в С.Петербурге имеют следующие контейнерные линии: ALIANCA, CMA CGM, CONTAINERSHIPS, COSCO, CSAV, EIMSKIP, EVERGREEN LINE, FESCO, HAMBURG SUD, HAPAG LLOYD, HMM (Hyundai Merchant Marine), ITALIA MARITTIMA, K LINE, MacAndrews, MACS (Maritime Carrier Shipping), MAERSK LINE, MISC (Malaysia International Shipping Corporation), MOL (Mitsui O.S.K. Lines), MSC (Mediterranean Shipping Company), Nirint Shipping, NSC (Northern Shipping Company), NYK LINE (Nippon Yusen Kaisha), OOCL, PIL (Pacific International Lines), SAFMARINE, SAMSKIP, SEA CONNECT LINE, SCI (The Shipping Corporation of India Ltd), SWAN CONTAINER LINE, TEAM LINES, UNIFEEDER, W.E.C. LINES, X-PRESS FEEDERS, YML (Yang Ming Marine Transport Corp), ZIM (Zim Integrated Shipping Services Ltd).

APL
China Shipping
COSCO
CMA CGM
CSAV
Evergreen Shipping Agency
Euro Shipping (FESCO)
Hamburg Sud
Hanjin Shipping
Hapag Lloyd
Hyundai Shipping Co
K-Line
LIBRA
Maersk Line
Mitsui O.S.K. Lines
Mediterranean Shipping Company (MSC)
Norasia
Orient Overseas  Container Line (OOCL)
PIL
Safmarine Container Lines
Samskip
Team Lines
ZIM Integrated Shipping Services
Unifeeder
Yang Ming Marine Transport Corp