There are 65 titles that begin with the letter X
- X - Ray Spectrometry (ISSN: 0049-8246,EISSN: 1097-4539)
- X's & O's (ISSN: 1322-3747)
- X-Acoustics: Imaging and Sensing (ISSN: 2353-0634)
- X-Ray Optics and Instrumentation (ISSN: 1687-7632,EISSN: 1687-7640)
- X-ray structure analysis online (EISSN: 1883-3578)
- X-Rite, Incorporated MarketLine Company Profile
- X-tra (ISSN: 1937-5069)
- X.Y.ZEP (ISSN: 1276-4760)
- X5 Retail Group N.V. MarketLine Company Profile
- Xaar plc MarketLine Company Profile
- Xanadoo Company MarketLine Company Profile
- XAOS (ISSN: 1594-669X)
- Xaragall (Manresa) (ISSN: 1131-5385,EISSN: 2013-4479)
- The Xavier Zubiri review (ISSN: 1538-5795)
- Xceed Mortgage Corporation MarketLine Company Profile
- Xcel Energy Inc MarketLine Company Profile
- Xcerra Corporation MarketLine Company Profile
- Xchanging plc MarketLine Company Profile
- Xconomy [BLOG]
- XDSL News (ISSN: 1094-2815)
- Xeikon N.V. MarketLine Company Profile
- Xenarthra (EISSN: 3006-6077)
- Xenobiotica (ISSN: 0049-8254,EISSN: 1366-5928)
- XenoPort, Inc. MarketLine Company Profile
- Xenotransplantation (ISSN: 0908-665X,EISSN: 1399-3089)
- Xerium Technologies, Inc. MarketLine Company Profile
- Xerox Corporation MarketLine Company Profile
- Xianggang-Jingji-Xuehui-Huikan / Hong Kong Economic Papers
- Xibei Gongye Daxue Xuebao (ISSN: 1000-2758,EISSN: 2609-7125)
- Xiehe Yixue Zazhi (ISSN: 1674-9081)
- Xihmai. Revista de Investigación de la Universidad La Salle Pachuca (ISSN: 1870-6703)
- Xilinx, Inc. MarketLine Company Profile
- Xinhua Winshare Publishing & Media Co., Ltd MarketLine Company Profile
- Xinjiang Goldwind Science & Technology Co., Ltd. MarketLine Company Profile
- XinYa-Shuyuan-Xueshu-Niankan / Academic Annual
- XinYa-Xueshu-Jikan / New Asia Academic Bulletin
- Xipe Totek (ISSN: 1870-2694)
- XIth International Symposium for Biomechanics & Medicine in Swimming
- XIUS MarketLine Company Profile
- XL Group Plc MarketLine Company Profile
- XML Journal (ISSN: 1534-9780)
- XO Communications, LLC MarketLine Company Profile
- XO Group Inc. MarketLine Company Profile
- XOMA Corporation MarketLine Company Profile
- XP Power Ltd. MarketLine Company Profile
- XPO Logistics, Inc. MarketLine Company Profile
- Xponential, Inc. MarketLine Company Profile
- XPress (ISSN: 1617-562X)
- XPRESS
- XRDS: Crossroads, The ACM Magazine for Students (ISSN: 1528-4972,EISSN: 1528-4980)
- XRF newsletter (ISSN: 1608-4632)
- XRS Corporation MarketLine Company Profile
- Xstrata plc MarketLine Company Profile
- XTL Biopharmaceuticals Ltd. MarketLine Company Profile
- XTRA Lease MarketLine Company Profile
- Xtra Toronto (ISSN: 0829-3384)
- Xtra west (ISSN: 1198-0613,EISSN: 1924-360X)
- Xueji : Xianggang Zhongwen Daxue Jiaoyu Xueyuan Yuankan / Studium: The Bulletin of the School of Education of the Chinese University of Hong Kong
- Xul: Signo Viejo y Nuevo; Revista de Poesía
- XVII-XVIII (ISSN: 0291-3798,EISSN: 2117-590X)
- XVIII, new perspectives on the eighteenth century (ISSN: 1544-9009)
- xyHt
- Xylem Inc. MarketLine Company Profile
- Xyratex Ltd MarketLine Company Profile
- Вісник Харківського національного університету: Серія xімія (ISSN: 2220-637X,EISSN: 2220-6396)